Method by which plugins and themes extend core WordPress functionality.

learn more… | top users | synonyms

0
votes
1answer
285 views

Why does hook priority affects admin menu permission error?

On this answer, there was this final comment For future readers, Roland's issue was a hook priority issue. Changing priority from 10 to 11 fixed it in his case The answer seems already closed, ...
2
votes
2answers
5k views

Filter the URL of next_posts_link & previous_posts_link

I am working with the qTranslate plugin to create a multi-lingual website. The plugin does a great job of translation except for on the next_posts_link & previous_posts_link template tags. When ...
0
votes
1answer
77 views

Change Title Type

I'd like to change the title field of a post in admin panel. I'd like this field was "textarea" instead of being "input type='text'". Would it be possible through any hook in functions.php? Thanks ...
2
votes
2answers
3k views

How do I “unhook” / de-register jQuery so that it's not called as part of wp_footer();?

I need to "unhook" jQuery from my wp_footer() ... it's being called automatically and I'm looking for something I can add to functions.php which prevents it from being called a second time in the ...
2
votes
1answer
283 views

How can I customize the upload error message in Wordpress?

After following the guide for How can I prevent uploading bmp image? to remove bmp (and in my case tiff images) from being uploaded, I tested and it is working, but noticed users are now getting the ...
2
votes
2answers
2k views

How can I remove css from a child theme?

I am using the theme twentyten as a parent theme for my child theme. I have other stylesheets I want to use and so I'm trying to figure out how to wp_deregister_style for the style.css sheet that is ...
2
votes
2answers
2k views

How to get post ID in post_updated action hook?

I want to execute a function, myfunction() [hypothetically named], whenever a page is updated in the admin. The function doesn't do anything to the content that is saved—it just runs an unrelated task ...
0
votes
1answer
230 views

Replacing a placeholder term with a session variable value in taxonomy filter

I have in my themes some code which will set a session variable. For the sake of example, it's a geolocation routine which will set to either USA, UK or ROW, resulting in: $_SESSION['region'] = ...
1
vote
1answer
1k views

Wordpress Delete hook with wp_delete_post function?

I have this action/hook: add_action( 'before_delete_post', 'my_delete_function' ); function my_delete_function($post_id) { global $wpdb; $achievement = get_the_category($post_id); $h = ...
1
vote
2answers
581 views

Hooking in to replace the Sidebar/Widget areas

The Goal: To replace the sidebar on all sites across my network with content loaded from a plugin, across all themes. I need a way of over-riding the sidebar/main widget area on all sites across my ...
0
votes
4answers
3k views

Remove Page Title from Static Frontpage

I'd like to remove the post title from my static frontpage. Just that page. I've created a child theme from a free Press75 theme. So I'd like to make this change in my child theme's function.php. I ...
0
votes
1answer
379 views

How to add a filter to the get_body_class function?

I see it is possible to use add_filter with the body_class function, but I'm needing to add one to the get_body_class function. How can I add a filter to a function that is not included in the list ...
2
votes
1answer
146 views

Showing Notifications While Activating Plugin

I want to give errors like this, while activating my plugin. Which hooks should i use ? Can you share simple examples ? In shortly,when user activate my plugin, is a directory's CHMOD isn't 777 , ...
0
votes
1answer
363 views

How can I override one post and make it display content for another post?

I have two pages on my Wordpress site: mysite.com/?p=100 mysite.com/?p=200 I think I should be able to hook into Wordpress' actions somewhere and re-query the post, so that content for ...
4
votes
2answers
989 views

How can I log a user out of Wordpress before the page loads?

I would am using the code below so that on my wordpress site if ?logout is appended to the end of the URL the user will be logged out. This works well - if the user visits a page such as ...
0
votes
1answer
114 views

Change status of page after an event (Looking for best practice advice)

I'm looking for a best practice/ideas for modifying the status/data of a page after an event. Here's an example of what I'm trying to accomplish - This WordPress site would allow users to sponsor ...
0
votes
4answers
580 views

How to fix my old theme so it loads jQuery properly

I have an older theme that is loading jQuery 'manually', and this conflicts with all plugins that are trying to use jQuery. The following lines are included in the theme header: <script ...
1
vote
1answer
3k views

Changing “Lost Password Email Link” to custom password reset page

On the Wordpress site I am working on, subscribers will not be allowed to see anything in the backend at all. Because of that I am creating a custom pages for the Wordpress login page that subscribers ...
2
votes
2answers
3k views

When calling wp_title(), do you have to create some kind of “title.php” file?

... or does wp_title() already handle the various contexts in your blog? This could clarify for me how I can achieve a reusable index.php file without having all the conditional statements inside it ...
4
votes
1answer
5k views

Difference between after_setup_theme and init action hooks?

What is the difference between the after_setup_theme and init action hooks? It seems they are both called right before any page in WordPress is loaded (even admin pages).
0
votes
1answer
1k views

Hook for page Request?

I want to run a function that looks at the current url params of the page that is requested and sets a cookie based on those params. So, I guess I'm looking for: The Wordpress Hook that allows me ...
0
votes
1answer
462 views

Creating a plugin that will display text on every page

I know there is going to be an easy way to do this but I just can't seem to find the best practice for the following; I have a plugin which when complete should generate HTML on every page, I want it ...
1
vote
1answer
384 views

Need to check is_archive during init

I need to check if a page is an archive or not, before my plugin does some URI manipulations. These manipulations only work before wp but if I perform them first and then check is_archive, the check ...
0
votes
1answer
2k views

wp_insert_post hook for a wordpress plugin

I'm trying to make a wordpress plugin to auto-translate posts just before it's inserted, it's for a specific need where I want to write in a language, post in a different one, so far, I'm not able to ...
0
votes
1answer
377 views

Filter for replacing the WP_query object for a given category

I'm looking for a action/filter to replace replace a category archive page with the contents of a page. I'm thinking of testing the category ID, and replacing the WP_Query object with a new one ...
2
votes
2answers
759 views

Display info from custom fields in all images' HTML

Okay, I've been working on this all day and can't find the solution anywhere. I've created a custom field within the image upload screen (info first found here). The field stores the name of a ...
1
vote
1answer
507 views

Pass variable to hook. Its possible?

I have this hook created to retrieve user password when he register or update his pass. I dont want my client to touch wordpress core so i was planning to use a hook in wp-includes/user.php All this ...
2
votes
2answers
2k views

Get password when user registers and save it sha1 into database

im working on a website where the users can connect with iphone to some functions of it by using a sha1 encrypted password. In other words the plain password of wordpress encrypted in sha1. In the ...
1
vote
2answers
90 views

Same Conditionals Not Working on Two Different Hooks

Everyone! I am new to WP and trying to build a plugin. I have the following codes working properly: add_filter('the_content', 'say_hello'); function say_hello($content){ if(is_single() || ...
0
votes
1answer
5k views

Help me to understand wp_header() and wp_footer() functions

hi everyone please help me to understand the hook functions wp_header() and wp_footer() What does it mean hook functions and what to do
2
votes
1answer
2k views

How can I tell if I'm on a login page?

There are functions for is_home(), is_blog() is_single() etc... What's the best way to tell if I'm on a page that is requesting that I login? I guess that would just be the wp-login.php page.
0
votes
1answer
89 views

File names are being overridden when uploading new media

I want to hook into the media upload function and prefix file names with a timestamp. We're uploading a lot of stuff within a month, so we can't rely on the directory structure, and we're also dealing ...
1
vote
1answer
846 views

functions.php conditional tag - only show in single.php?

//Geo Map add_action( 'woo_post_inside_after', 'my_geo_mashup' ); function my_geo_mashup() { global $post; if ( in_category('listings') ) { echo GeoMashup::map(); } } Works to ...
0
votes
1answer
213 views

Defining hooks within (php)classes?

I have been trying to write a reusable modular options class and I am stuck at this specific point. How do i define hooks within php classes? Try 1 : class super_options { // ...
0
votes
1answer
99 views

Hooks to run after a core upgrade?

Are there any hooks for running plugin code after a core upgrade? Specifically, I'm running into issues that a users wp-admin column choice in the 'Screen Options' are modified after an upgrade - I ...
10
votes
2answers
11k views

How to hook update_post_meta and delete_post_meta?

I'm still struggling to get my head around this whole hooking into things, so I'm really stuck on trying to do the following task: If update_post_meta is fired then check to see if the meta_key is ...
0
votes
1answer
114 views

Display Plugin Panels Outside of Admin Areas

I'm trying to find a way to display the work area content of different plugins on pages/posts/areas aside from the admin backend. For example, how would I display the options panel for a certain ...
0
votes
1answer
502 views

run script on publish

I am trying to run a script when a user publishes / updates a post. I am using the filter: wp_insert_post_data The problem I am having is the script is a php file outside of WordPress but on the ...
2
votes
1answer
64 views

Hooks for Links Box [duplicate]

Possible Duplicate: Getting archive pages in WP's AJAX internal link finder? Are there any hooks for the new internal links box that was created in WP 3.1? I'm trying to modify it in my ...
4
votes
2answers
925 views

Custom theme hooks / filters - passing arguments

I'm getting confused trying to implement these custom theme hooks. Trying to wrap my head around that. I thought i understood this. but now after reading code for several hours; it's made it worst. ...
0
votes
1answer
210 views

Prepending character(s) to a custom <!--more--> tag title?

I'm hacking around with a blog using Cordobo Green Park and I've noticed when I specify a custom title, instead of it beginning with a » symbol (as it does for the standard "» Read more: ...
0
votes
1answer
2k views

Wordpress add_action the_post hook

Now i face a problem, that i want to add a hook into the the_post. Then i use print_r($post); here display the my print_r content and again display the default content. because i am here in ...
-1
votes
1answer
1k views

plugin: 'init' hook, check if we're not in admin

I've tried this inside of my plugin ('init' hook) but it doesn't work: if(is_front_page() || is_singular() || is_archive()) { ... } How could I check it using init hook? Thanks.
0
votes
1answer
2k views

How to remove a meta description or other <head> contents

I have a plugin that generates a meta description or title as two of its features. However I run into the problem of other SEO plugins possibly being installed, and ending up with two meta ...
0
votes
1answer
1k views

Filter or Hook to catch pre-rendering of post content

Is there a filter or hook that is triggered just before post content is rendered? What I'd like to do is to apply a filter to the text content of a post just before the post text is being rendered.
0
votes
1answer
248 views

Post via wp-admin and via iOS app, same hooks and triggers involved?

I've got an add_action in functions.php, the action is for save_post and the function I'm running I've named set_attachment_url. I'm simply getting the first attachment on a post and setting a custom ...
1
vote
1answer
193 views

Send along login credentials with comment content

I'd like to allow my users to send their WordPress login credentials along with their comment, as opposed to having to log in first, and then post their comment. I'm not really sure where to hook into ...
0
votes
1answer
226 views

Which hook to use when adding ajax to viewer-facing side?

I have a shortcode that contains a form. I want to use jQuery/Ajax for POSTing. For this, I want to add javascript to the page where shortcode is added? Which hook should I use? wp_enqueue_scripts ...
1
vote
2answers
2k views

What hook should be used to programmatically create a post only when master post is updated?

Pippin and Jean-Baptiste Jung have very good tutorials on how to programmatically create content when a new post is published using these four actions hooks... publish{post_type} ...
1
vote
2answers
2k views

post meta data clearing on autosave

For starters I am using this GREAT answer to achieve custom post types as well as a custom way to insert those post types into other pages, you can view that answer here: Custom field/meta populated ...